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    <div>script error 解决</div>

    <script>
        window.onerror = function (message, url, line, column, error) {
                console.log('window.onerror 捕获到错误:',message, "==line:", line,"==column:", column, "==error:",error);
        }

        window.addEventListener("error", function(e){
            console.log("window.addEventListener:",e,"==e.error:",e.error);

        });

        setTimeout(()=>{
            a.b();
        })

        var f={};
        f.cc.ee;

    </script>
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